$\int x\cdot\ln\left(x^2+1\right)dx$

$\int\:\left(x^3+x^2+\frac{1}{5}+\sqrt[3]{x^5}+\frac{1}{x}\right)dx$

$3x^2+2y^2+12y-24x+60=0$

$\left(3x^2\right)\left(\frac{1}{2x-3}\right)$

$6+\frac{\left(-12\right)}{6}$

$\left(ax^2-2\right)\left(ax^2+2\right)$

$4b^3\cdot bu^2$